The table shows the data collected for Dhruv’s walking on a road.
Time
(in minutes) | 0 | 5 | 10 | 15 | 20 | 25 |
| Distance (in km) | 0 | 0.5 | 1 | 1.25 | 1.5 | 1.75 |
(a) Plot a line graph for the given data using a suitable scale.
(b) In what time periods did Dhruv make the most progress?